1. (a.) Running or lying across; transverse; as, a transversal line.

2. (n.) A straight line which traverses or intersects any system of other lines, as a line intersecting the three sides of a triangle or the sides produced.

across the grain against astraddle astride athwart athwartships bendwise beyond bias biased biaswise catercorner catercornered confronting contrariwise contrawise crisscross cross cross-grained crossway crossways crosswise diagonal facing fronting horseback in front of in opposition to kittycorner oblique obliquely on on horseback over against overthwart past sideways sidewise slant straddle straddle-legged straddleback thwart thwartly thwartways toward transversal transverse transversely traverse versus